https://www.cdc.gov/flu/fluvaxview/reportshtml/trends/index.html. The easiest way to protect against the flu, the Ohio Department of Health reminds, is to get ... https://www.odh.ohio.gov/seasflu/seasonalinfluenza.aspx/, or the CDC’s flu section at https://www.cdc.gov/flu/index.htm. For information about OSU Ag ...